import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'dart:async';
import 'dart:convert';
import 'classes/ExtratoCooperado.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:flutter_string_encryption/flutter_string_encryption.dart';

void main(){
  runApp(MaterialApp(
    home: ExtratoPage(),
  ));
}

class ExtratoPage extends StatefulWidget {
  static String tag = "extrato_page";

  @override
  _ExtratoPageState createState() => _ExtratoPageState();
}

class _ExtratoPageState extends State<ExtratoPage> {
  List<ExtratoCooperadoDetalhe> _lista = List();
  String _textoRefresh = "Atualizado em " + formataData(DateTime.now());

  static String formataData(DateTime data) {
    String dia = "";
    String mes = "";
    String hora = "";
    String min = "";
    String seg = "";

    if(data.day < 10) {
      dia = '0' + data.day.toString();
    } else {
      dia = data.day.toString();
    }

    if(data.month < 10) {
      mes = '0' + data.month.toString();
    } else {
      mes = data.month.toString();
    }

    if(data.hour < 10) {
      hora = "0" + data.hour.toString();
    } else {
      hora = data.hour.toString();
    }

    if(data.minute < 10) {
      min = "0" + data.minute.toString();
    } else {
      min = data.minute.toString();
    }

    if(data.second < 10) {
      seg = "0" + data.second.toString();
    } else {
      seg = data.second.toString();
    }

    return dia + '/' + mes + '/' + data.year.toString() + " às " + hora + ':' + min + ':' + seg;
  }

  Future<List<ExtratoCooperadoDetalhe>> _getData() async{
    List<ExtratoCooperadoDetalhe> listaExtrato = List();
    Map<String, dynamic> myMap = Map();
    SharedPreferences prefs = await SharedPreferences.getInstance();

    String usuario = prefs.get("user");
    String senha = prefs.get("pass");
    String key = prefs.get("key");

    final cryptor = new PlatformStringCryptor();
    final String encrypted = await cryptor.decrypt(senha, key);

    Map dados = {"user": usuario, "password": encrypted, "codEmpresa": "1"};
    String ldados = json.encode(dados);

    http.Response response = await http.post('http://coocafe.com.br/vSite/views/soap/app_cooperado/extratoCooperado.php', body: ldados);

    Map<String, dynamic> retorno = json.decode(response.body);

    var listaJson = retorno['propriedadeCooperado']['lotesDisponivel'];

    for(var itens in listaJson){
      ExtratoCooperadoDetalhe ext = ExtratoCooperadoDetalhe(
          itens['codLot'],
          itens['codSaf'],
          itens['qtdDef'],
          itens['desCor'],
          itens['perCat'],
          itens['perUmi'],
          itens['desPne'],
          itens['qtdSac'],
          itens['qtdPes'],
          itens['salSac'],
          itens['SalPes']
      );

      listaExtrato.add(ext);
    }

    return listaExtrato;
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Extrato do Cooperado"),
        centerTitle: true,
        actions: <Widget>[
          IconButton(
            icon: Icon(Icons.refresh),
            onPressed: () {
              _getData().then((data){
                setState(() {
                  _lista = data;
                });
              });

              setState(() {
                _textoRefresh = "Atualizado em " + formataData(DateTime.now());
              });
            },
          )
        ],
      ),
      body: Column(
        children: <Widget>[
          Padding(
            padding: EdgeInsets.only(top: 10.0),
            child: Center(
              child: Text(_textoRefresh),
            ),
          ),
          Expanded(
            child: ListView.builder(
              padding: EdgeInsets.only(top: 10.0),
              itemCount: _lista.length,
              itemBuilder: (context, index){
                ListTile(
                  title: Text(_lista[index].lote),
                );
              },
            ),
          ),
        ],
      ),
    );
  }
}